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Science and technology

The original prototype cochlear implant and a major advance in the treatment of deafness.
Made in London and brought to Australia by the wealthy Blaxland family in the early 1800s.
Invention by CSIRO that is the basis for wifi technology and mobile networking.
Portable ophthalmology equipment used in remote communities by the renowned eye surgeon.
One of a few surviving examples of Australian engineer Edgar Percival's most successful aircraft designs.
Tools, models and memorabilia from one of Australia's greatest engineering feats.
A relic from Ludwig Leichhardt's ill-fated 1848 expedition and a medal awarded by the Royal Society.
A Grubb telescope used by a bank manager and amateur astronomer in his NSW observatory.